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对外网用户的squid代理+认证 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...che_mgr
webmaster@jscpu.com
cache_effective_user squid
cache_effective_group squid
visible_hostname jiulongproxynew.jscpu.com
4、创建用户及缓存等：
jiulongproxynew# pw groupadd squid
jiulongproxynew# pw adduser squid -g squid -s /nonexistent
jiulongproxynew# mkdir /usr/local/squ...
Is there a difference between copy initialization and direct initialization?
...
First grouping: it depends on what A_factory_func returns. The first line is an example of copy initialization, the second line is direct initialization. If A_factory_func returns an A object then they are equivalent, they both cal...
Capitalize words in string [duplicate]
...haracter
(x|y) matches any of the specified alternatives
A non-capturing group could have been used here as follows /(?:^|\s)\S/g though the g flag within our regex wont capture sub-groups by design anyway.
Cheers!
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How do I control how Emacs makes backup files?
...ring backup options is via the Customize interface. Enter:
M-x customize-group
And then at the Customize group: prompt enter backup.
If you scroll to the bottom of the buffer you'll see Backup Directory Alist. Click Show Value and set the first entry of the list as follows:
Regexp matching fi...
In vim, how do I get a file to open at the same line number I closed it at last time?
...p of your ~/.viminfo file. If this is the case, then run:
sudo chown user:group ~/.viminfo
where user is your username and group is often the same as your username.
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How to attribute a single commit to multiple developers?
... problem with this approach is that you can't create a signed key for this group of devs, so you could essentially add anybody to this list even if they didn't work on a feature and GitHub would treat it as if they did. However, this shouldn't be an issue in most cases.
e.g. Co-authored-by: Linus To...
What is the difference between a process and a thread?
...nenbaum:
The process model is based on two independent concepts: resource
grouping and execution. Sometimes it is useful to separate them;
this is where threads come in....
He continues:
One way of looking at a process is that it is a way to
group related resources together. A process has an ad...
Removing duplicate objects with Underscore for Javascript
...: 1, content:'foo'},
{id: 1, content: 'heeey'},
];
var uniques = _.map(_.groupBy(res,function(doc){
return doc.id;
}),function(grouped){
return grouped[0];
});
//uniques
//[{id: 1, content: 'heeey'},{id: 2, content: 'woah'}]
...
How to do a non-greedy match in grep?
...model=BMW ...>
...
...
...
</car2>
(..) represents a capturing group
\1 in this context matches the sametext as most recently matched by
capturing group number 1
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Unknown Column In Where Clause
.... The alias is used
as the expression's column name and
can be used in GROUP BY, ORDER BY, or
HAVING clauses."
(...)
It is not permissible to refer to a column alias in a WHERE clause,
because the column value might not yet be determined when the WHERE
clause is executed. See Section...